/Engine/Plugins/Runtime/Metasound/Source/MetasoundFrontend/Public/MetasoundFrontendDocumentBuilder.h
const [FMetasoundFrontendVertex](API\Plugins\MetasoundFrontend\FMetasoundFrontendVertex) * FindNodeOutputConnectedToNodeInput ( const [FGuid](API\Runtime\Core\Misc\FGuid) & InInputNodeID, const [FGuid](API\Runtime\Core\Misc\FGuid) & InInputVertexID, const [FMetasoundFrontendNode](API\Plugins\MetasoundFrontend\FMetasoundFrontendNode) ** ConnectedOutputNode ) const